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It might compile, but with modern compilers doing increasingly aggressive optimizations (especially on undefined behaviour), it becomes more of a gamble whether
by dezgeg 8y ago
It might compile, but with modern compilers doing increasingly aggressive optimizations (especially on undefined behaviour), it becomes more of a gamble whether the old source with a modern compiler produces the same results as the old code with an old compiler.
- Bjartr 8y agoSo use an old compiler?
- deleted 8y ago[deleted]
- goerz 8y agoIf it doesn’t, the results from that computation are scientifically worthless. Reproducibility means more than just getting the same results from the same code with the same compiler (although that’s clearly a desirable prerequisite)